6217 Open Ball Bearing, material is Chrome Steel, 6217 has ABEC 1 quality, 6217 bearing is Oil preserved, inner diameter is 85mm, outer diameter is 150mm and width is 28mm.
6215 Open Ball Bearing, material is Chrome Steel, 6215 has ABEC 1 quality, 61813 bearing is Oil preserved, inner diameter is 75mm, outer diameter is 130mm and width is 25mm.
1.Kinds of single row tapered roller bearing ,double row tapered roller bearing ,four row tapered roller bearing..
2.Dimensions rage: inter diameter 15mm~~outer diameter 380mm
3.Basic types :30000,31000,32000,33000, and so on.